High Purity 99.99% Europium Oxide CAS No 1308-96-9

Short Description:

Product:Europium Oxide

Formula: Eu2O3

CAS No.: 1308-96-9

Purity:Eu2O3/REO≥99.9%-99.999%

Appearance: White powder or chunks

Description：Pink powder, insoluble in water, soluble in acid.

Uses：Used as a color TV set red phosphors activator, high pressure mercury lamp with fluorescent powder

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Product Detail

Product Tags

Brief introduction

Product name	Europium oxide
Cas	1308-96-9
Formula	Eu2O3
Purity	99.5%,99.9%,99.95% ,99.999%
Molecular Weight	351.92
Density	7.42 g/cm3
Melting point	2350° C
Appearance	White powder or chunks
Solubility	Insoluble in water, moderately soluble in strong mineral acids
Stability	Slightly hygroscopic
Multilingual	EuropiumOxid, Oxyde De Europium, Oxido Del Europio
Other name	europia
Hs code	2846901400
Brand	Epoch

Europium Oxide, also called Europia, is used as a phosphor activator, color cathode-ray tubes and liquid-crystal displays used in computer monitors and televisions employ Europium Oxide as the red phosphor; no substitute is known. Europium Oxide (Eu2O3) is widely used as a red phosphor in television sets and fluorescent lamps, and as an activator for Yttrium-based phosphors. Europium Oxide is also applied in speciality plastic for laser material.

Specification

Test Item	Standard	Results
Eu2O3/TREO	≥99.99%	99.995%
Main Component TREO	≥99%	99.6%
RE Impurities (TREO,ppm)
CeO2	≤5	3.0
La2O3	≤5	2.0
Pr6O11	≤5	2.8
Nd2O3	≤5	2.6
Sm2O3	≤3	1.2
Ho2O3	≤1.5	0.6
Y2O3	≤3	1.0
Non—RE Impurities, ppmy
SO4	20	6.0
Fe2O3	15	3.5
SiO2	15	2.6
CaO	30	8
PbO	10	2.5
TREO	1%	0.26
Package	Iron packaging with inner plastic sacks.

This is only one spec for 99.9% purity, we can also provide 99.5%, 99.95% ,99.999% purity. europium-oxide with special requirements for impurities can be customized according to customer's requirements. For more info, please click!

Application

Europium oxide (Eu2O3) powder has several applications, but its primary and most notable use is in the production of red phosphors for various display technologies, especially in color television screens, fluorescent lamps, and some types of LEDs. Here is the main application of europium oxide:
Red Phosphors in Displays and Lighting:Color Television Screens: Europium oxide is used in the production of red phosphors for cathode ray tube (CRT) and flat-panel displays. When combined with other rare earth elements and activated by electron bombardment, europium-based phosphors emit red light, which is a crucial component in creating full-color images on TV screens.
Fluorescent Lamps: Europium oxide is used in the manufacturing of red phosphors for fluorescent lamps. When excited by ultraviolet (UV) light emitted by the lamp's mercury vapor, these phosphors produce visible red light. This application is common in various lighting fixtures.
LEDs: Some types of red light-emitting diodes (LEDs) utilize europium-based phosphors to produce red light efficiently.

Europium oxide (Eu2O3) powder is used for producing fluorescent powder for color display tubes, rare earth tri color fluorescent powder for lamps, and X-ray intensifying screen activator. Used as a red fluorescent powder activator for color televisions and fluorescent powder for high-pressure mercury lamps.